Home / 590,815.44-815,327.64-336,161.16

Finding the Fourth Proportional to 590,815.44, 815,327.64 and 336,161.16

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Solution

The fourth proportional to 590,815.44, 815,327.64 and 336,161.16 is: 463,903.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,815.44 : 815,327.64 = 336,161.16 : x
  2. Step 2: Convert to fraction form
    590,815.44/815,327.64 = 336,161.16/x
  3. Step 3: Cross multiply
    590,815.44x = 815,327.64 × 336,161.16
  4. Step 4: Simplify right side
    590,815.44x = 274,081,485,242.46
  5. Step 5: Solve for x
    x = 274,081,485,242.46/590,815.44
  6. Step 6: Final answer
    x = 463,903.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.